The screenshot above shows Harmonie prediction for 17:00 today. It shows low pressure weather system south-west of Iceland (black lines), temperature contours (red) at 850mb (roughly 1500 meter elevation), wind 10 meters above surface (arrows) and precipitation in mm/hour (color).
Current Weather at Gufuskálar Base, 17:00 (5PM)
Wind from sout-east, 130° - 7 meters per second.
Dew Point: 8°C
Precipitation past 24 hours: 3,2 mm
Humid air and stronger winds expected for coming days, expect further tour cancellations due to rain/bad visibility.
Below, picture from Gufuskálar Base at 17:00 (5PM) - looking south towards Snæfellsjökull Glacier.